FR2561475B1 - Dispositif de renvoi a l'infini d'une image video observee sous un grand angle - Google Patents

Dispositif de renvoi a l'infini d'une image video observee sous un grand angle

Info

Publication number
FR2561475B1
FR2561475B1 FR8404141A FR8404141A FR2561475B1 FR 2561475 B1 FR2561475 B1 FR 2561475B1 FR 8404141 A FR8404141 A FR 8404141A FR 8404141 A FR8404141 A FR 8404141A FR 2561475 B1 FR2561475 B1 FR 2561475B1
Authority
FR
France
Prior art keywords
infinity
angled
wide
video image
observed video
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR8404141A
Other languages
English (en)
Other versions
FR2561475A1 (fr
Inventor
Jean-Patrick Sacha Halle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sogitec Industries
Original Assignee
Sogitec Industries
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sogitec Industries filed Critical Sogitec Industries
Priority to FR8404141A priority Critical patent/FR2561475B1/fr
Publication of FR2561475A1 publication Critical patent/FR2561475A1/fr
Application granted granted Critical
Publication of FR2561475B1 publication Critical patent/FR2561475B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Electric Information Into Light Information (AREA)
FR8404141A 1984-03-16 1984-03-16 Dispositif de renvoi a l'infini d'une image video observee sous un grand angle Expired FR2561475B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8404141A FR2561475B1 (fr) 1984-03-16 1984-03-16 Dispositif de renvoi a l'infini d'une image video observee sous un grand angle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8404141A FR2561475B1 (fr) 1984-03-16 1984-03-16 Dispositif de renvoi a l'infini d'une image video observee sous un grand angle

Publications (2)

Publication Number Publication Date
FR2561475A1 FR2561475A1 (fr) 1985-09-20
FR2561475B1 true FR2561475B1 (fr) 1987-04-17

Family

ID=9302136

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8404141A Expired FR2561475B1 (fr) 1984-03-16 1984-03-16 Dispositif de renvoi a l'infini d'une image video observee sous un grand angle

Country Status (1)

Country Link
FR (1) FR2561475B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740779A (en) * 1986-04-16 1988-04-26 The Boeing Company Aircraft panoramic display
GB9410254D0 (en) * 1994-05-23 1994-07-13 Virtual Control Limited Generating an image

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441191A1 (fr) * 1978-11-07 1980-06-06 Thomson Csf Systeme de visualisation monte sur un casque
GB2068138B (en) * 1980-01-29 1983-10-19 Singer Co Uk Ltd Wide angle crt display device
JPS574681A (en) * 1980-06-11 1982-01-11 Mitsubishi Electric Corp Projection-type television device

Also Published As

Publication number Publication date
FR2561475A1 (fr) 1985-09-20

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Legal Events

Date Code Title Description
ST Notification of lapse